Norway Normal Null 2000:2025

Attributes

Data source: EPSG

Information source: Norwegian Mapping Authority.

Revision date: 2026-07-21

Scope: Geodesy, topographic mapping.

Remarks: Uses Normal heights. Replaces NN2000:2018. NN2000:2025 is an improvement of the NN2000:2018 adjustment including additional levelling lines through new undersea tunnels. Height differences in southwest Norway are up to 10 cm.

Area of use: Norway - onshore.

Covered area powered by MapTiler

WGS84 bounds:
31.32 57.9
4.39 71.24

Definition: OGC Well Known Text

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VERT_DATUM["Norway Normal Null 2000:2025",2005,
    AUTHORITY["EPSG","1454"]]

Definition: OGC Well Known Text 2 (2019)

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VDATUM["Norway Normal Null 2000:2025",
    ID["EPSG",1454]]

Definition: ESRI Well Known Text

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VDATUM["Norway_Normal_Null_2000_2025"]

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "VerticalReferenceFrame",
    "name": "Norway Normal Null 2000:2025",
    "scope": "Geodesy, topographic mapping.",
    "area": "Norway - onshore.",
    "bbox": {
        "south_latitude": 57.9,
        "west_longitude": 4.39,
        "north_latitude": 71.24,
        "east_longitude": 31.32
    },
    "id": {
        "authority": "EPSG",
        "code": 1454
    }
}

Definition: GeoServer

1454-datum=VERT_DATUM["Norway Normal Null 2000:2025",2005,AUTHORITY["EPSG","1454"]]

EPSG:1454